- Spotted Yellow, Green & Purple Foliage
- Light Preference/Tolerated (Bright Indirect Light, Medium Light)
- Average Watering Needs
- Mature Height 9-20 Inches
- Pet Safe
Rattlesnake Calathea is a colorful addition to the prayer plant family! Its foliage is a combination of spotted light yellow-green and deep green with deep-purple undersides. By day, the leaves lay flat, then in the evening, they curl upwards as if they are in prayer. The Rattlesnake Calathea is easy to care for, making it a great first plant! When growing conditions are right, this plant produces yellow-orange flowers in the late spring to early summer.
Best Locations For Growing Rattlesnake Calathea
Place the Rattlesnake Calathea in a warm room with access to morning sunlight. Any room in your home is suitable as long as the plant is not near a drafts or air vents. Kitchens, bedrooms, and family rooms are the most popular locations.
Rattlesnake Calathea Sunlight Requirements
Indirect sunlight is best for the Rattlesnake Calathea. Some direct morning sun is tolerable. A position near a north, east, or west-facing window is best for this plant.
Rattlesnake Calathea Care
Remove spent blooms and dead foliage to keep the plant healthy. Repot and replace the soil for the Rattlesnake Calathea yearly to keep it healthy and growing. The soil should be a well-drained potting mix with peat moss mixed in. Start with a 4-inch sized pot and increase the size by 2-4 inches as necessary.
Watering Rattlesnake Calathea
Water when the top one to two inches of soil are dry. This plant's water needs are average. Mist the leaves regularly to maintain high humidity levels.
Feeding Rattlesnake Calathea
During the spring and summer, feed Rattlesnake Calathea every four weeks with a fertilizer specific to house plants.
Rattlesnake Calathea Information
Light Exposure: Bright Indirect Light, Medium Light |
Care Requirements: Medium |
Watering Requirements: Average - When the top 2 inches of the soil dries out. |
Pet Friendly: Yes |
Kid Friendly: Yes |
Air Purifier: Moderate |
Habit: Upright |
Growth Rate: Moderate to Fast |
Mature Height: 9-20 inches |
Mature Spread: 18-36 inches |
Flowering: Yes |
Flower Color(s): Yellow |
Flower Shade/Description: Yellow |
Fragrant: No |
Foliage Type: |
Foliage Color(s): Green |
Foliage Description: Bright Green |
Temperature: 65° - 75°F (18° - 24°C) |
Humidity: Average (40% - 60%) |
Common Name: Rattlesnake Calathea |
Other Name(s): Rattlesnake Plant |
Scientific Name: Calathea lancifolia |
Plant Type: |
- SKU:
- CTRTS-HP
Container Sizes
Please Note: The pictures below are to give a general representation of the different container sizes. The actual size/ages of plants are estimates and will vary based on type of plant, time of year, last pruning & many other factors.

2" Pot
Plant Age:
~ 2-6 months
Plant Size:
~ 2"-4"
Pot Size:
~ 1.9"H x 2"W
Volume:
~0.12–0.15 quarts

3" Pot
Plant Age:
~ 3-6 months
Plant Size:
~ 2"-6"
Pot Size:
~ 2.5"H x 3"W
Volume:
~ 0.3 quarts

4" Pot
Plant Age:
~ 6 months
Plant Size:
~ 5"-10"
Pot Size:
~ 3.5"H x 4"W
Volume:
~ 0.75 quarts

6" Pot
Plant Age:
~ 6-12 months
Plant Size:
~ 8"-16
Pot Size:
~ 5"H x 6"W
Volume:
~ 1.5 quarts

8" Pot
Plant Age:
~ 1-2 years
Plant Size:
~ 12"-24"
Pot Size:
~ 6"H x 8"W
Volume:
~ 3 quarts

10 Pot
Plant Age:
~ 2-3 years
Plant Size:
~ 16"-36"
Pot Size:
~ 7.25"H x 10"W
Volume:
~ 4.5–5 quarts

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